Herb grinding device



FIG. 1 is a perspective view of the herb grinding device;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a right side view thereof, the opposite, left side beingidentical to the right side; and,

FIG. 5 is a front side view thereof, the opposite, rear side beingidentical to the front side.

The broken lines in the drawings illustrate features that form no partof the claimed design.

CLAIM The ornamental design for the herb grinding device, as shown anddescribed.